<template>
  <div class="container">
    <div class="app-container">
      组织架构

      <el-tree
        :default-expand-all="true"
        :data="depts"
        :props="defaultProps"
        @node-click="handleNodeClick"
      >
        <!-- 节点结构 -->
        <!-- v-slot="{ node, data }" 只能作用在template -->
        <template v-slot="{ data }">
          <el-row
            style="width: 100%; height: 40px"
            type="flex"
            justify="space-between"
            align="middle"
          >
            <el-col>{{ data.name }}</el-col>
            <el-col :span="4">
              <span class="tree-manager">{{ data.managerName }}</span>
              <!-- $event 实参 表示类型 -->

              <el-dropdown @command="hCommand($event, data.id)">
                <!-- 显示区域内容 -->
                <span class="el-dropdown-link">
                  操作<i class="el-icon-arrow-down el-icon--right" />
                </span>

                <!-- 下拉菜单选项 -->
                <el-dropdown-menu slot="dropdown">
                  <el-dropdown-item command="add">添加子部门</el-dropdown-item>
                  <el-dropdown-item command="edit">编辑部门</el-dropdown-item>
                  <el-dropdown-item command="del">删除</el-dropdown-item>
                </el-dropdown-menu>
              </el-dropdown>
            </el-col>
          </el-row>
        </template>
      </el-tree>
      <AddDept
        ref="dept"
        :is-edit="isEdit"
        :show-dialog.sync="showDialog"
        :cur-node-id="curNodeId"
        @updateManager="loadDepartment"
      />
    </div>
  </div>
</template>
<script>
import { delDepartment, getDepartment } from '@/api/department'
import { arr2tree } from '@/utils'
import AddDept from './components/add_dept.vue'
export default {
  name: 'Department',
  components: { AddDept },
  data() {
    return {
      isEdit: false,
      curNodeId: '',
      depts: [
        {
          name: '传智教育',
          managerName: '小A',
          children: [
            { name: '总裁办', managerName: '小B' },
            { name: '行政部', managerName: '小C' },
            { name: '财务部', managerName: '小D' }
          ]
        }
      ],
      defaultProps: {
        children: 'children',
        label: 'name'
      },
      showDialog: false
    }
  },
  created() {
    this.loadDepartment()
  },
  methods: {
    async doDel(id) {
      // 调用
      await delDepartment(id)
      // 重新渲染页面
      this.loadDepartment()
      // 提示删除成功
      this.$message.success('删除成功')
    },

    async hCommand(type, id) {
      console.log(type, id)
      this.curNodeId = id
      if (type === 'add') {
        // alert('添加子组件')
        this.showDialog = true
        // this.curNodeId = id
        // console.log(type, id)
        this.isEdit = false
      } else if (type === 'del') {
        this.$confirm('确定删除这条数据吗').then(() => {
          this.doDel(id)
        }).catch(() => {
          this.$message.info('已取消删除')
        })
      } else if (type === 'edit') {
        // 显示弹框
        this.showDialog = true
        this.$nextTick(() => {
          // 调用方法
          this.$refs.dept.getDetail()
        })
        this.isEdit = true
      }
    },
    async loadDepartment() {
      const res = await getDepartment()
      // this.depts = res.data
      const rs = arr2tree(res.data, 1)

      this.depts = rs
    },
    handleNodeClick(data) {
      // console.log(data)
    }
  }
}
</script>
<style scoped>
.app-container {
  padding: 30px 140px;
  font-size: 14px;
}
.tree-manager {
  width: 50px;
  display: inline-block;
  margin: 10px;
}
</style>
